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Engineers' Tool Kit - The Free Engineering Tools Site


Free engineering tools, references and news for structural and stress engineers. Almost everything here is free to use and download. 

Find here: 

  • free engineering software, spreadsheets and programs 
  • references to books for stress analysis, fatigue, dynamics, etc. 
  • reports, requirements and manuals for free download or consulting 
  • free software download on the toolkit
  • links to material data, technical reports, unit conversions, etc 
  • news for engineering professionals, videos and more

Complete site content at Site Map


Our articles:    Engineers' Tool Kit - Our View

THE LATEST NEWS - for complete coverage go to NEWS page

From Aviation Week & Space Technology
August 4th
Upcoming Events Aug. 10-12—Executive  Intelligence Summit, Middleburg, Virginia, Aug. 12-14—11th Annual Latin American Business Aviation Conference & Exhibition, Sao Paulo, Brazil,
August 4th
August 4th
THOMAS ANDERSON was named director of product support for Gulfstream Aerospace’s facility at Long Beach Airport in California.  There, Anderson will oversee operations of the service center. He has served with Gulfstream since 2002, most r...
August 4th
Pilatus Aircraft on Aug. 1 celebrated the rollout of its first new jet in decades. The Swiss manufacturer unveiled the first PC-24 prototype during an event at Buochs airfield in central Switzerland that coincided with the celebration of Swiss National Da...
August 4th
AIRBUS HELICOPTERS Model AS350B3 and EC130B4 helicopters [Docket No. FAA-2014-0498; Directorate Identifier 2013-SW-052-AD] – proposes to supersede AD, 2010-21-07, which requires inspecting the pilot’s and co-pilot’s throttle twist f...
August 4th
OSHKOSH, Wis. — Brad Mottier, vice president and general manager of GE business and general aviation, says that challenging Pratt & Whitney Canada for its lead in the 1,800 to 2,000 thrust horsepower (thp) turboprop class can’t be done wit...
From FlightGlobal
August 1st
​Switzerland's Pilatus has rolled out the first example of its new PC-24 business aircraft - kicking off an anticipated two year certification campaign for the airframer's first jet-powered type.
August 1st
​The UK Ministry of Defence has announced that it will bring its ten Royal Air Force General Atomics Aeronautical Systems MQ-9 Reaper unmanned air vehicles into its core fleet.
August 1st
​Launch customer DLR Luftrettung has taken delivery of the first Airbus Helicopters EC145 T2, the newest variant of the medium-twin rotorcraft.
July 31st
​With its star commercial aircraft still grounded and once-promising partnerships with Russian industry less certain, Bombardier will shift attention to its neglected aerostructures business to drive revenue growth while continuing to attempt to unl...
July 31st
​Embraer confirms the company’s role in Brazil’s F-X fighter programme has expanded since the air force awarded the $4.5 billion contract to Saab to deliver 36 Gripen NG fighters.
July 31st
​Bombardier is now linking an internal debate over the entry into service date of the Learjet 85 to a wide-ranging review of priorities that includes the flight test programmes of the Global 7000 and 8000.



  • Two new links on the LINKS page, to AeroStudents and to Engineers Edge add more reference material and on line calculators of a broad range of engineering topics.

  • Free program for digitizing curves - CurveSnap, added to Programs page and link to on line curve digitizing site

  • Spreadsheet  on Spreadsheets page for extracting SPC loads from NASTRAN f06 output file

  • Link to MIL SPECS and more specifications, handbooks, on EverySpec  at LINKS page

  • New spreadsheets: stress-strain curve for non linear stress analysis and Neuber Plasticity correction using Ramberg&Osgood material curve added to the Spreadsheets page

  • Link to all regulations and specifications, from EASA, on the Regulations - Aircraft page  

  • New page:  CAD Programs with links for download, free, CAD Programs for 2D and 3D

  • New page:  Compilers with links for download, free, compilers for the most used programs for engineering and research.

  • New link on Links page to NASA site with NASA and NACA Technical reports for downloading.



Sukhoi Su-35 at Paris

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SOLAR IMPULSE: Wonderful engineering work

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